Item 8.01 Other Events Old Second Bancorp, Inc. (the “Company”, “we,” “us” and “our”) will release financial results for the third quarter of 2026 after the market closes on October 21, 2026. We will also host an earnings call on Thursday, October 22, 2026 at 10:00 a.m. Eastern Time (9:00 a.m. Central Time).…
Filed Oct 1, 2026Accepted Oct 1, 2026, 11:00 AM EDTCIK 357173Accession 0000357173-26-000050
Old Second Bancorp, Inc., is a financial services company with its main headquarters located in Aurora, Illinois. The Company is the holding company of Old Second National Bank (the “Bank”), a national banking organization headquartered in Aurora, Illinois that provides commercial and retail banking services, as well as a full complement of trust and wealth management services. The Company has offices located in Cook, DeKalb, DuPage, Kane, Kendall, LaSalle and Will counties in Illinois.
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Item 8.01Item 8.01 - Other Events
Item 8.01 Other Events
Old Second Bancorp, Inc. (the “Company”, “we,” “us” and “our”) will release financial results for the third quarter of 2026 after the market closes on October 21, 2026.
We will also host an earnings call on Thursday, October 22, 2026 at 10:00 a.m. Eastern Time (9:00 a.m. Central Time). Investors may listen to our earnings call via a live webcast by accessing the link provided below, or alternatively, on the Events section of the Old Second Investor Relations website (https://investors.oldsecond.com/events). Investors are encouraged to register at the webcast link at least 10 minutes prior to the scheduled start of the call.
Webcast URL: https://www.webcaster5.com/Webcast/Page/2239/54568
A replay of the webcast will be available under the Events section of the Old Second Investor Relations website (https://investors.oldsecond.com/events) for up to one year after the earnings call date.